195+ iOS apps & games curated and reviewed
The best umpire cheat sheet apps and games on iPhone average 3.9★ across 195+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | May 2026 | |
| 2 |  | Free | 4.9★ (7.9K) | No | No | Sep 2026 | |
| 3 |  | Free | 3.0★ (410) | Yes | No | Aug 2026 | |
| 4 |  | Free | 3.9★ (10) | No | No | May 2026 | |
| 5 |  | Free | 2.8★ (136) | Yes | No | Sep 2026 | |
| 6 |  | Free | 4.7★ (1.6K) | No | No | Sep 2026 | |
| 7 |  | Free | 4.9★ (885K) | Yes | Yes | Sep 2026 | |
| 8 |  | Free | 3.4★ (14) | Yes | No | Aug 2026 |
This app serves as a quick reference for umpires to access local league and tournament rules on the go. It helps users remember specific rule variations that differ significantly between leagues. More regions are being added soon, with a form available to suggest new areas.
Manage, communicate, and pay referees and umpires efficiently. This app allows officials to update availability, accept assignments, and message within the platform. Organizations can process payments and track game reports.
Step into the role of a baseball umpire and make the calls. Test your judgment and officiate the game.
